Title :
A UFLS Scheme for Small Isolated Power Systems Using Rate-of-Change of Frequency
Author_Institution :
Sch. of Eng. ICAI, Univ. Pontificia Comillas, Madrid, Spain
Abstract :
This letter presents a centralized underfrequency load-shedding (UFLS) scheme using the initial rate-of-change of frequency (ROCOF) to decide whether and how much load needs to be shed. The applicability of the centralized UFLS scheme is shown for a Spanish small isolated power system.
Keywords :
load shedding; ROCOF; Spanish small isolated power system; UFLS scheme; centralized underfrequency load shedding scheme; rate-of-change of frequency; Estimation; Load modeling; Power measurement; Power system protection; Power system stability; Relays; Frequency stability; load shedding; power system protection;
Journal_Title :
Power Systems, IEEE Transactions on
DOI :
10.1109/TPWRS.2014.2357218
